Home / 23,681.10-32,686.36-13,610.57

Finding the Fourth Proportional to 23,681.10, 32,686.36 and 13,610.57

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Solution

The fourth proportional to 23,681.10, 32,686.36 and 13,610.57 is: 18,786.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,681.10 : 32,686.36 = 13,610.57 : x
  2. Step 2: Convert to fraction form
    23,681.10/32,686.36 = 13,610.57/x
  3. Step 3: Cross multiply
    23,681.10x = 32,686.36 × 13,610.57
  4. Step 4: Simplify right side
    23,681.10x = 444,880,038.51
  5. Step 5: Solve for x
    x = 444,880,038.51/23,681.10
  6. Step 6: Final answer
    x = 18,786.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.